From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 098F1CAC5B5 for ; Mon, 29 Sep 2025 00:52:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1FD4C10E1BF; Mon, 29 Sep 2025 00:52:06 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; secure) header.d=mailbox.org header.i=@mailbox.org header.b="TQlEZ+Tp"; dkim-atps=neutral Received: from mout-p-102.mailbox.org (mout-p-102.mailbox.org [80.241.56.152]) by gabe.freedesktop.org (Postfix) with ESMTPS id CAFB310E1BF for ; Mon, 29 Sep 2025 00:52:04 +0000 (UTC) Received: from smtp2.mailbox.org (smtp2.mailbox.org [10.196.197.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-102.mailbox.org (Postfix) with ESMTPS id 4cZjM51BFTz9sm2; Mon, 29 Sep 2025 02:52:01 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1759107121; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Djnb22vXs0nO5rPbjymOk32EmHdD+HDxTwWNm9+Bfns=; b=TQlEZ+TpP5RCDXXFkZm8omA8mNSEamptg9t1ji7874wLDbDSnOwUQmzLS6d1uEqPUm547X C9/i75UD/4Rgk8z8Hg8zU7zzy5/UzAb2TtYPQCXi3u6XVooBmpOlEldYK6nFo+8JOcbCmZ IA8UX8et4qJzg4DrMAmstnMnjGfFcA91ueGLlIvVrdMe3YZKAKBKfBKPCVA0QG16u2wA47 GJHg9Rjn1dycE8tH7fk9dVIssucguMHaCSOorXR/f8gJomjVg4uBEfl4bRaA5s5n2Wg3sT ADrJxbIscWHmRtSXpRa7V/YYIV0g7Eg6ifjM2GrS2riYhGA4pTb1xFqGj8ABGQ== Message-ID: <8f4ed393-f94a-4abb-9cdd-60dd693f3ec6@mailbox.org> Date: Mon, 29 Sep 2025 02:23:01 +0200 MIME-Version: 1.0 Subject: Re: [PATCH v3 2/2] arm64: dts: imx95: Describe Mali G310 GPU To: Peng Fan Cc: linux-arm-kernel@lists.infradead.org, Boris Brezillon , Conor Dooley , David Airlie , Fabio Estevam , "Jiyu Yang (OSS)" , Krzysztof Kozlowski , Liviu Dudau , Maarten Lankhorst , Maxime Ripard , Pengutronix Kernel Team , Philipp Zabel , Rob Herring , Sascha Hauer , Sebastian Reichel , Shawn Guo , Simona Vetter , Steven Price , Thomas Zimmermann , Xianzhong Li , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, imx@lists.linux.dev References: <20250925203938.169880-1-marek.vasut@mailbox.org> <20250925203938.169880-2-marek.vasut@mailbox.org> <20250926055701.GC8204@nxa18884-linux.ap.freescale.net> Content-Language: en-US From: Marek Vasut In-Reply-To: <20250926055701.GC8204@nxa18884-linux.ap.freescale.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-ID: 24eeff4a72bf94b4f8a X-MBO-RS-META: kgs4shqh8jgam9h18x7hnwfqw7yfhu9n X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 9/26/25 7:57 AM, Peng Fan wrote: Hello Peng, > On Thu, Sep 25, 2025 at 10:38:31PM +0200, Marek Vasut wrote: >> The instance of the GPU populated in i.MX95 is the G310, describe this >> GPU in the DT. Include dummy GPU voltage regulator and OPP tables. >> >> >> + gpu: gpu@4d900000 { >> + compatible = "nxp,imx95-mali", "arm,mali-valhall-csf"; >> + reg = <0 0x4d900000 0 0x480000>; >> + clocks = <&scmi_clk IMX95_CLK_GPU>, <&scmi_clk IMX95_CLK_GPUAPB>; >> + clock-names = "core", "coregroup"; >> + interrupts = , >> + , >> + ; >> + interrupt-names = "job", "mmu", "gpu"; >> + mali-supply = <&gpu_fixed_reg>; >> + operating-points-v2 = <&gpu_opp_table>; >> + power-domains = <&scmi_devpd IMX95_PD_GPU>; >> + #cooling-cells = <2>; >> + dynamic-power-coefficient = <1013>; > > Sorry for my ignorance, would you please share how to get the value? Copy-pasted from NXP downstream kernel fork DT bindings, see: https://github.com/nxp-imx/linux-imx.git 11495de7c24a ("MGS-7621-4 dts: gpu: update devfreq para")